JP2008011466A - Image reader and image forming apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce the area required for installing a facsimile machine, and to facilitate handling. <P>SOLUTION: In a lower part of an apparatus body 2, a paper cassette 3 is provided that can be drawn forward and a paper sheet fed from the paper cassette is passed via a recording section 7 and ejected onto a front face of the apparatus body via a U-turn-shaped paper feeding path 9. Above the recording section 7, a document image reader 22 is provided. On the upper face of the apparatus body 2, an operation panel section 20 is disposed and a document tray 33 is linked to be turnable so as to take a falling attitude covering an upper face of the operating panel section 20 and a document lead-in port 29 of its rear part. In one-side portion on the upper face of the apparatus body 2, a handset stand 37 is provided on which a handset 36 can be housed in a state of standing erect, and is formed so that, in a lateral side view of the apparatus body 2, the handset 36 in the state of standing erect is positioned at a front side, rather than on the document tray 33 in the erect attitude so that rear end of the document tray 33 in the erect attitude will not protrude from the rear end of the apparatus body 2. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an image reading apparatus such as a scanner apparatus, and an image forming apparatus such as a scanner apparatus, a facsimile apparatus, and a copying apparatus, and more particularly to a compact and easy-to-handle image reading apparatus and an image forming apparatus. It is.

  In the apparatuses of Patent Documents 1 and 2, which are facsimile apparatuses, an operation unit cover body having an operation panel portion formed on the surface is provided at a front portion of the upper surface of the main body case. An image reading unit and an image recording unit (printer unit) such as an ink jet type are disposed in the main body case on the lower surface side. The main body case on the rear side of the image reading unit has a document tray on which a document is placed and fed to the image reading unit, and a recording paper (paper) for printing and recording data such as received images And a plurality of paper feed trays that are substantially parallel to each other and are erected in a forward and downward inclined shape (a backward inclined shape that becomes higher toward the rear).

  In the above configuration, the read original and the printed recording paper are discharged toward the original discharge tray and the recording paper discharge tray, which are provided in two upper and lower stages on the front surface of the main body case.

  In addition, these facsimile machines are equipped with a telephone handset with a numeric keypad because of the need for communication (call) with the other party's facsimile or telephone, but the handset is placed on one side of the main body case (housing). A mounting table is provided for laying and mounting so that its longitudinal direction is substantially parallel to the longitudinal direction of the main body case.

On the other hand, a paper feed cassette that can be inserted from the front side is arranged at the lower part of the apparatus body as in the facsimile apparatus of Patent Document 3, and a sheet printed by a recording unit (not shown) is placed at the rear part of the apparatus body. There is a configuration in which the recording paper is discharged to a recording paper discharge stacker that protrudes backward. In the configuration of Patent Document 3, a document tray is disposed on the upper side of the recording paper discharge stacker unit, and a document read through the reading unit is discharged to the front of the main body apparatus.
Japanese Patent Laid-Open No. 2003-92651 (see FIGS. 1 and 2) JP 2002-320058 A (see FIG. 1) Japanese Patent Laying-Open No. 2003-155852 (see FIG. 1)

  However, as in the image recording apparatuses (facsimile apparatuses) disclosed in Patent Documents 1 and 2, when the document tray and the paper feed tray are erected in a backward inclined manner, the upper end portion of the rear tray is particularly behind the main body case. Since it is located on the rear side of the end surface, it is large between the rear end surface of the main body case and the wall surface in the room in order to place the tray in a correct back-tilt posture that exerts the function of the rear tray. A gap (dead space) is created. In other words, even if the main body case is made compact, there is a problem that a large space is required during use of the image recording apparatus (facsimile apparatus).

  In Patent Document 3, since the recorded paper is discharged to the rear of the main body device, a large space is required between the rear end surface of the main body case and the wall surface in the room.

  Further, in the conventional facsimile apparatuses as disclosed in Patent Documents 1 to 3, since the document tray and the paper feed tray are generally formed in a straight line when viewed from the side, the upper end of the tray becomes The distance away from the rear end surface of the main body case as viewed from the side increased.

  On the other hand, placing the above-described handset on one side of the main body case or a mounting table that protrudes from one side also increases the area required for installing the facsimile apparatus (image recording apparatus). There was a problem.

  Further, when the image recording apparatus (facsimile apparatus) is not used, if the document tray and the paper feed tray are left standing, the surface (upper surface) of each tray, the surface of the operation panel unit, and the document reading There is also a problem that dust accumulates at the entrance of the sheet to the sheet feeding section and the sheet feeding section, and that it takes time and effort to remove the dust when used again.

  The present invention has been made for the purpose of solving the above-mentioned conventional technical problems, one of which is a devised cross-sectional shape and arrangement of a document tray, and the other is a handset. The mounting posture and the arrangement position of the handset are devised.

  An image reading apparatus according to a first aspect of the present invention for solving the above-described problems is provided with an operation panel provided on the surface of the apparatus main body, a document transport plate for guiding a document in a predetermined transport direction, and the document transport. An image reading apparatus comprising: a reading unit that reads an image of a document while conveying the document guided by a plate; and a document supply tray on which a document from which an image is read by the reading unit is placed. The supply tray is provided so as to be rotatable between a lying posture that lies down on the surface of the apparatus main body and a standing posture that stands up so that a document can be placed thereon, and the placement surface of the document supply tray has the predetermined surface. A first placement surface provided upstream in the transport direction and a second placement surface provided downstream in the predetermined transport direction, and when the document supply tray is in the lying posture, The operation pad is moved by the first placement surface. At least a part of the document portion, and at least a part of the document conveying plate is covered by the second placement surface, and when the document supply tray is in the standing posture, the first placement surface A first angle formed between a virtual straight line set as a vertical line with respect to an installation surface on which the apparatus main body is installed and passing through a boundary with the second placement surface is the virtual straight line. And the second placement surface is smaller than a second angle formed by the second placement surface, and the second placement surface is disposed on substantially the same plane as the surface of the document conveying plate.

  According to a second aspect of the present invention, there is provided an image forming apparatus, comprising: a sheet feeding unit that separates a plurality of recording media provided in a lower part of the apparatus body and stacked and accommodated one by one; An image forming apparatus comprising: a recording unit that records an image on a recording medium conveyed through a turn path; and a discharge unit that discharges the recording medium conveyed through the recording unit toward the outside of the apparatus main body. The image reading apparatus according to claim 1 is provided above the recording unit.

  According to a third aspect of the present invention, there is provided an image forming apparatus comprising: a sheet feeding unit that separates a plurality of recording media provided in a lower portion of the apparatus body and stacked and accommodated one by one; A recording unit that records an image on a recording medium transported through a U-turn path, a discharge unit that discharges the recording medium transported through the recording unit in a first transport direction, and above the recording unit A document conveying plate arranged to guide the document in the second conveying direction, a reading unit that reads an image of the document while conveying the document guided by the document conveying plate, and an operation panel disposed on the upper surface of the reading unit A document supply tray that supplies a document to a document introduction port that is disposed on the upper surface of the apparatus main body and is provided between the document conveying plate and the operation panel unit. The document supply tray When the document supply tray is in the lying posture, the document supply tray is provided with the above-mentioned posture. Covering at least a part of the upper surface of the operation panel unit, the document conveying plate, and the document introduction port, and when the document supply tray is in the standing posture, the document supply in the plan view of the apparatus body The tray is disposed within the projected area of the apparatus main body.

  According to a fourth aspect of the present invention, in the image forming apparatus according to the third aspect, the placement surface of the document supply tray includes a first placement surface provided on the upstream side in the second transport direction, And a second placement surface provided on the downstream side in the second conveyance direction, and a side cross-sectional shape of the document supply tray is defined by the first placement surface and the second placement surface. The boundary portion is bent and formed such that the angle between the first placement surface and the second placement surface forms an obtuse angle.

  According to a fifth aspect of the present invention, in the image forming apparatus according to any one of the second to fourth aspects, the upstream side of the predetermined transport direction or the upstream side of the second transport direction is rearward in the apparatus body. An image forming apparatus on one side of the apparatus main body, and a handset stand on which the handset can be placed in an upright state is provided on one side of the upper surface of the apparatus main body. The handset that is placed on the pedestal in the upright position is located on the front side of the apparatus main body with respect to the document supply tray in the upright position.

  According to a sixth aspect of the present invention, in the image forming apparatus according to any one of the second to fifth aspects, the upper surface of the main body of the apparatus is disposed below the document supply tray in the standing posture. Between an opening that can expose at least a part of the recording unit, a closing posture that closes the opening when the document supply tray is in the lying posture, and an opening posture that opens the opening. And a pivotable opening / closing door.

  According to the first aspect of the present invention, the document supply tray is provided so as to be rotatable between a lying posture in which the document supply tray lies on the surface of the apparatus main body and a standing posture in which the document can be placed upright. Therefore, the document supply tray has the effect of being able to combine the function of placing the document when in use and the function as a cover when not in use.

  The document supply tray mounting surface includes a first mounting surface provided on the upstream side in the predetermined transport direction and a second mounting surface provided on the downstream side in the predetermined transport direction. When the document supply tray is in the lying position, at least a part of the operation panel unit is covered by the first placement surface, and at least a part of the document transport plate is covered by the second placement surface. Covered and set as a vertical line with respect to the installation surface on which the apparatus main body is installed, passing through the boundary between the first placement surface and the second placement surface when the document supply tray is in the standing posture. The first angle formed between the virtual straight line and the first placement surface is smaller than the second angle formed between the virtual straight line and the second placement surface, and the second placement surface is Since it is disposed on the same plane as the surface of the document conveying plate, the first placement surface Therefore the force for conveying the document to the reading unit is provided. Since the conveyance performance is excellent, there is an effect that stable reading can be performed.

  In addition, since the second placement surface is disposed on substantially the same plane as the document conveyance plate, the document is smoothly introduced from the second placement surface to the document conveyance plate.

  According to a second aspect of the present invention, there is provided an image forming apparatus, comprising: a sheet feeding unit that separates a plurality of recording media provided in a lower part of the apparatus body and stacked and accommodated one by one; An image forming apparatus comprising: a recording unit that records an image on a recording medium conveyed through a turn path; and a discharge unit that discharges the recording medium conveyed through the recording unit toward the outside of the apparatus main body. The image reading apparatus according to claim 1 is provided above the recording unit.

  According to the image forming apparatus of the third aspect of the present invention, the sheet feeding unit that separates the plurality of recording media provided in the lower portion of the apparatus main body and stacked and accommodated one by one and transports it toward the U-turn path. A recording unit for recording an image on a recording medium conveyed through the U-turn path, a discharging unit for discharging the recording medium conveyed through the recording unit in a first conveying direction, A document transport plate disposed above and guiding the document in the second transport direction, a reading unit that reads the image of the document while transporting the document guided by the document transport plate, and an upper surface of the reading unit An image forming apparatus comprising: an operation panel unit; and a document supply tray that is disposed on an upper surface of the apparatus main body and that supplies a document to a document introduction port provided between the document conveying plate and the operation panel unit. The document supply tray When the document supply tray is in the fall position, the document supply tray is provided with the document supply tray so that the document supply tray is pivotable between a lying posture that falls on the upper surface of the apparatus main body and a standing posture that stands up so that a document can be placed thereon. Covering at least a part of the upper surface of the operation panel unit, the document conveying plate, and the document introduction port, and when the document supply tray is in the standing posture, the document supply in the plan view of the apparatus body The tray is disposed within the projected area of the apparatus main body.

  Therefore, since the document supply tray is disposed within the projected area of the apparatus main body in a plan view in both the lying posture and the standing posture, it is possible to reduce useless space when installing the image forming apparatus, and to install the image forming apparatus. There is an effect that the area required for the can be made compact. Moreover, there exists an effect that an apparatus main body can be arrange | positioned close to the wall surface of a chamber.

  According to the fourth aspect of the present invention, since the side cross-sectional shape of the document supply tray is bent at an obtuse angle in the middle of the document feeding direction, the document is placed on the document supply tray. Even if the middle part is curved by its own weight, the curved middle part does not come into contact with the middle part of the upper surface of the document supply tray, so the sliding resistance during document feeding is reduced, The occurrence of paper jam can be prevented. Further, when the upper surface of the operation panel unit is covered with the straight portion of the document supply tray (the first placement surface in the standing posture) in the forward and downward sloping down posture due to the presence of the bent middle portion, the operation panel unit There is an effect that a useless space is not generated between the two.

  According to the fifth aspect of the present invention, a handset cradle is provided on one side of the upper surface of the apparatus main body so that the handset can be accommodated in an upright state, and the upright state in the side view of the apparatus main body. Therefore, the user's finger does not interfere with the side of the document supply tray when handling the transmitter / receiver. The handset can be handled easily.

  According to the sixth aspect of the present invention, since the document supply tray is provided so as to be able to open and close between the lying posture and the standing posture, the space under the document supply tray can be used, and the document supply tray An open / close door that can be opened and closed between an open state in which at least a part of the recording unit can be exposed and a closed state in which the recording unit is concealed when in the lying posture can be provided. Therefore, the jamming of the recording unit can be performed by placing the document supply tray in a lying posture and opening the door. That is, since the document supply tray is provided so as to be able to be opened and closed between the lying posture and the standing posture, the document supply tray and the opening / closing door can be arranged three-dimensionally up and down. Therefore, since the document supply tray and the opening / closing door can be arranged in a limited space, it is possible to save space.

  Next, the best mode for carrying out the present invention will be described. 1 is an external perspective view of the facsimile apparatus with the document supply tray raised, FIG. 2 is a right side view thereof, FIG. 3 is a cross-sectional view taken along line III-III in FIG. 1, and FIG. 5 is a left side view of the rear cover body opened, FIG. 5 is a side sectional view of the document supply tray closed and the rear cover body opened, FIG. 6 is a rear view of the facsimile apparatus, and FIG. FIG. 8 is a plan view with the document supply tray and the back cover body closed, and FIG. 9 is a U-turn sheet feeding path with the document supply tray closed and the back cover body opened. It is a top view of the state which removed the body.

  The apparatus main body 2 of the facsimile apparatus 1 of the present invention is an injection-molded product made of synthetic resin. As shown in FIGS. 3 and 5, an image recording unit (hereinafter referred to as a recording unit) 7 is provided below the apparatus main body 2. It has been. A paper feed cassette 3 that can be inserted / removed (substantially inserted / removed in a horizontal direction) from the insertion opening 2a opened on the front side of the apparatus main body 2 is disposed in the cassette housing portion at the bottom of the apparatus main body 2. Hereinafter, the side where the insertion port 2a of the apparatus main body 2 is located is referred to as the front side or the front, and is referred to as the front side, the left and right side, or the rear side (the back side) of the apparatus based on this.

  In the present embodiment, the insertion / extraction direction of the paper feed cassette 3 is referred to as the sub-scanning direction (Y-axis direction), and the direction in which the carriage 5 described later reciprocates is referred to as the main scanning direction (X-axis direction) (see FIG. 1). The paper feed cassette 3 includes a storage unit 3a that can store a plurality of sheets as a recording medium cut into, for example, A4 size, letter size, legal size, and the like.

  An inclined separation plate 8 for separating paper is provided at the back end in the insertion direction of the paper feed cassette 3, and adjacent to the upper side of the inclined separation plate 8, the apparatus main body 2 has a U-turn sheet in side view. A feeding path body 9 is disposed (see FIGS. 3 and 5).

  On the apparatus body 2 side, a paper feed roller 6b as a paper feed unit is provided above the paper feed cassette 3. A drive shaft 34 is provided at the upper end of the paper feed arm 6a in the paper feed means, and a paper feed arm 6a that can be rotated in the vertical direction about the drive shaft 34 is mounted. The paper feed roller 6b provided at the lower end of the paper feed arm 6a and the inclined separation plate 8 cooperate to separate and feed the paper P, which is a recording medium, accumulated in the paper feed cassette 3 one by one. Sent. Then, after the paper P is delivered and recorded on the recording unit 7 disposed above the paper feed cassette 3 through the paper feeding path body 9, the discharge unit 10 is a space above the paper feed cassette. The recorded paper P is sent to the outside of the apparatus main body 2 through the discharge port 10a common to the insertion port 2a (see FIG. 5).

  As shown in FIG. 5, the recording unit 7 is supported by a pair of left and right side plates (not shown) in a metal frame-like main frame 11 that is open on the upper surface, and extends in the X-axis direction (main scanning direction). The plate-shaped (plate-shaped) first guide member 12, the second guide member 13, and the two guide members 12, 13 are slidably supported (mounted) so as to be reciprocally movable. Endlessly wound around a pulley in parallel with the upper surface of the second guide member 13 to reciprocate the carriage 5 and the carriage 5 on which the ink jet recording head (not shown) is mounted on the lower surface. A timing belt (not shown) as a belt and a CR (carriage) motor (in the embodiment, a DC motor) that drives the timing belt, but other motors such as a stepping motor may be used. And a plate-like platen 16 that supports the sheet P conveyed on the lower surface side of the recording head, and is arranged so as to extend along the main scanning direction in the X-axis direction (main scanning direction) of the carriage 5. A tape scale (not shown), which is a component of an optical linear encoder for detecting the position and the moving speed in that direction, is provided. Note that the first guide member 12 is disposed on the upstream side in the sheet transport direction in the direction in which the sheet P passes on the platen 16, and the second guide member 13 is disposed on the downstream side.

  In addition, a registration roller pair 17 is provided on the upstream side of the platen 16 so as to perform both the conveyance operation and the registration operation. A registration roller pair 17 composed of a driving roller and a driven roller conveys the paper P to the gap between the nozzle surface on the lower surface of the recording head 4 and the platen 16. Disposed on the downstream side of the platen 16 is a paper discharge roller pair 18 including a spur that is in contact with the upper surface of the paper P and a driving roller that is driven on the lower surface side. The recorded paper P is conveyed to the paper discharge unit 10 by the paper discharge roller pair 18.

  An operation panel unit 20 including various operation buttons 20a such as a numeric keypad, a liquid crystal display unit 20b, and the like is provided in a front portion of the upper surface of the apparatus main body 2. The operation panel 20 is formed in a forward and downward inclined shape, and is pivotally attached to the apparatus main body 2 via a hinge 21 at the front end of the operation panel 20 so as to be vertically openable and closable (see FIG. 1 and FIG. 1). 3) (The conveyance roller pair is provided on the upstream side of the CIS, and the document discharge roller pair is provided on the downstream side of the CIS, so that the document can be conveyed stably.

  The image reading device 22 is disposed in the apparatus main body 2 below the operation panel unit 20. That is, as shown in FIG. 5, a document transport plate 23 is disposed in a front portion above the recording unit 7 in the apparatus main body 2 so as to be substantially parallel to the operation panel unit 20 (inclined forward and downward). The conveyance plate 23 includes a document feed roller 24 and a document separation plate (separation pad) 25, a document conveyance roller pair 26, an image scanner 27 for document reading, and a downstream document discharge. The roller pair 28 is arranged in order from the upstream side to the downstream side in the document transport direction (feed direction). An image scanner (contact image sensor, CIS: Contact Ima-ge Sensor) 27 is composed of a CCD element (solid-state image sensor) that is long in a direction (main scanning direction, X-axis direction) orthogonal to the paper surface of FIG. ing. The image scanner 27 corresponds to a reading unit for reading a document in a copy function or a facsimile function in the present invention.

  The document transport plate 23 extends upstream on the lower surface side of the operation panel unit 20, and a gap between the operation panel unit 20 and the document transport plate 23 serves as a document introduction port 29. On the downstream side of the pair of document discharge rollers 28, a document discharge port 30 that opens to the front surface of the apparatus main body 2 is formed. Subsequently, a document discharge tray 31 that extends in front of the apparatus main body 2 is provided to be vertically rotatable. ing. A document separating plate (separating pad) 25 facing the upper surface of the document feeding roller 24, a driven roller (pinch roller) of the document conveying roller pair 26, a driven roller (pinch roller) of the document discharge roller pair 28, and an image The document pressing plate 32 facing the upper surface of the scanner 27 is attached to the lower surface side of the operation panel unit 20.

  A base end portion of a document supply tray 33 for placing a plurality of documents G is pivotally attached to the apparatus main body 2 such as the apex portion of the document conveying plate 23 through a hinge 34 so as to be able to open and close open and close. (See FIGS. 3 and 5). The document supply tray 33 includes a first placement surface 33b and a second placement surface 33c. At the boundary portion 33a between the first placement surface 33b and the second placement surface 33c, the first placement surface 33b and the second placement surface 33c are obtuse in the direction in which they approach each other (angle θ3). ) Is bent.

  As shown in FIG. 5, the document supply tray 33 has a lying posture that covers the entire upper surface of the operation panel unit 20 where the document introduction port 29 and the image reading device 12 are arranged on the lower surface side, and the document G as shown in FIGS. It is comprised so that it can selectively rotate to the standing posture which stands up so that mounting is possible. As a result, the document supply tray 33 functions as a document placement unit for placing the document G to be read, and functions as a dust shield that covers the document introduction port 29 and the upper surface of the operation panel unit 20 when not in use. Can also be used. In the lying posture of the document supply tray 33, the operation panel unit 20 is covered by the first placement surface 33b, and the document transport plate 23 and the document insertion opening 29 are covered by the second placement surface 33c (see FIG. 5 and FIG. 5). (See FIG. 8).

  When the document supply tray 33 is in the standing posture, when the document supply tray is in the standing posture, the apparatus main body is installed through the boundary portion 33a between the first placement surface 33b and the second placement surface 33c. The depression angle (first angle) between the virtual straight line S set as a vertical line with respect to the installation surface and the first placement surface 33b is θ1, and the depression angle (first angle) between the virtual straight line S and the second placement surface 33c is When the second angle) is θ2, the first angle θ1 is smaller than the second angle θ2, and the second placement surface 33c is disposed on substantially the same plane as the surface of the document conveying plate 23. It is.

  With this configuration, the first placement surface 33b gives the document a force for pushing the document end toward the reading unit. Since the second placement surface 33c is disposed on substantially the same plane as the document conveyance plate, the document is smoothly introduced from the second placement surface 33c to the document conveyance plate.

  Further, the document supply tray 33 is formed so as to be disposed within the projection area of the apparatus main body 2 in a plan view in both the standing posture and the lying posture (see FIGS. 7 and 8).

  The document discharge tray 31 is formed of a transparent resin plate, and the document discharge tray 31 can be turned upward and folded so as to be substantially parallel to the upper surface of the operation panel unit 20. The lying posture can be adopted so that the document supply tray 33 is substantially parallel to the upper surface of the folded document discharge tray 31. Then, the liquid crystal display unit 20 b in the operation panel unit 20 can be observed through a window 33 d formed in the center of the document supply tray 33. The window 33b may not be provided.

  The side cross-sectional shape of the document supply tray 33 is such that the angle θ3 between the first placement surface 33b and the second placement surface 33c, that is, an intermediate portion in the feeding direction of the document G is obtuse (angle θ3 is 120). Bend to approximately 145 degrees). In the side view of the apparatus main body 2, it is assumed that the upper end of the document supply tray 33 in the standing posture is located in front of the rear end of the apparatus main body 2. When the document supply tray 33 is in the standing posture, the second placement surface 33 c is disposed on the same plane as the document transport plate 23. The first placement surface 33b is disposed on the rear side of the apparatus with respect to the virtual straight line S.

  Even if a midway portion in the feeding direction of the document G placed on the upper surface of the document supply tray 33 in the standing posture is bent by its own weight, the bent middle portion is a bent middle portion (boundary portion) of the upper surface of the document supply tray 33. Since the side cross section of the document supply tray 33 is formed in a downward convex curve, the ribs on the surface (upper surface) of the document supply tray 33 do not have long ribs in the paper feeding direction. In addition, the conveyance resistance (sliding contact resistance) at the time of feeding the document G can be reduced. The document transport plate 23 is provided with a pair of side guide plates 35 that guide the left and right edges of the document G in the vicinity of the document introduction port 29 (see FIG. 1).

  On one side of the upper surface of the apparatus main body 2 (one side of the position where the document supply tray 33 is disposed), a handset stand that can store a cordless handset 36 (handset: with an operation button such as a numeric keypad) in an upright state. 37 is formed as a recess, and the handset 36 housed in a standing state on the handset table 37 is provided in front of the document supply tray 33 in a standing posture in a side view of the apparatus main body 2. Yes (see FIG. 2 and FIG. 3). Note that a charger (not shown) for the handset 36 is provided in the handset stand 37.

  The rear side of the upper surface of the apparatus main body 2 is formed to have a rearward downward slope, and the rear side (the rear side from the position where the document supply tray 33 is disposed) of the central portion of the apparatus main body 2 can be observed from above on the recording unit 7. Any large space (opening) is formed. The rear cover body 38 covering this space is pivotally attached to the apparatus main body 2 from the upper part thereof via a hinge 39. When a paper jam occurs in the paper conveyance path including the recording unit 7, the paper P is loaded. It can be removed (see FIGS. 5 and 9). Further, the U-turn-shaped sheet feeding path body 9 is also detachably mounted from the rear surface of the apparatus main body 2 so that a paper jam generated between the sheet feeding roller and the recording unit 7 can be removed. (See FIGS. 6 and 9).

  With the configuration described above, when the document supply tray 33 opened from the upper surface of the operation panel unit 22 is raised to the upright position as shown in FIG. Since the upper end portion of 33 is located in front of the rear end surface of the apparatus main body 2 (see FIG. 3), the apparatus can be used even when the rear end surface of the apparatus main body 2 of the facsimile apparatus 1 is in close contact with the wall of the chamber.

  As described above, the middle part in the direction of the document supply tray 33 is bent at an obtuse angle, and the angle θ2 with respect to the horizontal on the upper side of the document supply tray 33 in the standing posture is as large as about 70 degrees (FIG. 3), when a document is placed on the document supply tray 33, even if the midway portion is curved by its own weight, the curved midway portion does not contact the bent middle portion 33a of the upper surface of the document supply tray 33. Therefore, it is possible to reduce the sliding contact resistance when the document is fed and to prevent the occurrence of paper jam. Furthermore, when the upper half of the operation panel unit 20 is covered with the straight portion of the document supply tray 33 (upper side of the document supply tray 33 in the standing posture) in the forward and downward inclined posture, due to the presence of the bent halfway portion 33a. A useless space is not generated between the operation panel unit 20 and the operation panel unit 20.

  Further, in the side view of the apparatus main body 2, the document supply tray 33 in the standing posture is positioned rearward from the handset 36 in the same standing posture, so that when the user picks up or places the handset 36 from the handset stand 37, The finger does not interfere with the side of the document supply tray 33, and smooth handling is possible.

FIG. 3 is an external perspective view of the facsimile apparatus with the tray raised. It is the same right view. FIG. 3 is a cross-sectional view taken along line III-III in FIG. 1. FIG. 6 is a left side view of a state in which the document supply tray is closed and the back cover body is opened. FIG. 3 is a side sectional view showing a state in which a document supply tray is closed and a rear cover body is opened. It is a rear view of a facsimile machine. FIG. 6 is a plan view of a state in which a document supply tray is raised. FIG. 3 is a plan view showing a state where a document supply tray and a rear cover body are closed. FIG. 5 is a plan view showing a state in which a document supply tray is closed, a rear cover body is opened, and a U-turn sheet feeding path body is removed.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Facsimile apparatus 2 Apparatus main body 2a Insert port 3 Paper feed cassette 7 Recording part 20 Operation panel part 22 Image reading apparatus 29 Document introduction port 33 Document supply tray 36 Handset 37 Handset stand

Claims (6)

An operation panel provided on the surface of the apparatus main body, a document transport plate for guiding a document in a predetermined transport direction, a reading unit for reading a document image while transporting a document guided by the document transport plate, An image reading apparatus comprising: a document supply tray on which a document whose image is read by a reading unit is placed;
The document supply tray is provided so as to be rotatable between a lying posture in which the document supply tray lies on the surface of the apparatus main body and a standing posture in which the document can be placed so that the document can be placed thereon. The first mounting surface provided on the upstream side in the predetermined transport direction and the second mounting surface provided on the downstream side in the predetermined transport direction,
When the document supply tray is in the lying posture, at least a part of the operation panel unit is covered by the first placement surface, and at least a part of the document transport plate is covered by the second placement surface. I,
When the document supply tray is in the upright posture, a virtual line set as a vertical line with respect to an installation surface through which the apparatus main body is installed passes through a boundary between the first placement surface and the second placement surface. A first angle formed by the straight line and the first placement surface is smaller than a second angle formed by the virtual straight line and the second placement surface, and the second placement surface is the document conveying plate. An image reading apparatus, wherein the image reading apparatus is disposed on substantially the same plane as the surface of the image.   A plurality of recording media provided in a lower part of the apparatus main body and separated and stacked one by one are separated and conveyed toward the U-turn path, and an image is recorded on the recording medium conveyed through the U-turn path. An image forming apparatus comprising: a recording unit for recording; and a discharge unit for discharging a recording medium conveyed through the recording unit toward the outside of the apparatus main body, wherein the image forming apparatus is located above the recording unit. An image forming apparatus comprising the image reading apparatus described in 1. A paper feed unit that separates a plurality of recording media that are provided in a lower part of the apparatus main body and are stacked and stored one by one and conveys the recording media toward a U-turn path, and an image on the recording medium that is conveyed via the U-turn path. A recording section for recording the recording medium, a discharge section for discharging the recording medium transported through the recording section in the first transport direction, and a document that is disposed above the recording section and guides the document in the second transport direction A conveying plate; a reading unit that reads an image of the document while conveying the document guided by the document conveying plate; an operation panel unit disposed on an upper surface of the reading unit; and the document disposed on an upper surface of the apparatus main body. An image forming apparatus comprising: a document supply tray that supplies a document to a document introduction port provided between a conveyance plate and the operation panel unit,
The document supply tray is provided so as to be rotatable between a lying posture in which the document supply tray lies on the upper surface of the apparatus main body and a standing posture in which the document can be placed upright, and the document supply tray is in the lying posture. The document supply tray covers at least a part of the upper surface of the operation panel unit, the document transport plate, and the document introduction port, and the document supply tray is in the standing posture when the document supply tray is in the standing posture. The image forming apparatus according to claim 1, wherein the document supply tray is disposed within a projected area of the apparatus main body.   A placement surface of the document supply tray includes a first placement surface provided on the upstream side in the second transport direction, and a second placement surface provided on the downstream side in the second transport direction, The side cross-sectional shape of the document supply tray is a boundary portion between the first placement surface and the second placement surface, and is between the first placement surface and the second placement surface. The image forming apparatus according to claim 3, wherein the image forming apparatus is bent so that an angle between them forms an obtuse angle.   In the apparatus main body, an image forming apparatus having a rear side on the upstream side in the predetermined transport direction or the upstream side in the second transport direction, and a handset is raised on one side of the upper surface of the main body. A handset stand that can be placed is provided, and the handset placed in the upright state on the handset stand in a side view of the apparatus main body is more apparatus than the document supply tray in the upright position. The image forming apparatus according to claim 2, wherein the image forming apparatus is located on a front side of the main body.   On the upper surface of the apparatus main body, below the document supply tray in the standing posture, an opening that can expose at least a part of the recording unit, and when the document supply tray is in the lying posture, 6. An open / close door that is rotatable between a closing posture that closes the opening and an opening posture that opens the opening is provided. An image forming apparatus according to claim 1.

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